if (connectionType != H2) {
          addAll(listOf("ConnectStart", "ConnectEnd"))
        }
        addAll(listOf("ConnectionAcquired", "ConnectionReleased", "CallEnd"))
      }

    assertThat(events2).isEqualTo(expectedEvents2)
  }

  private fun isConnectionEvent(it: CallEvent?) =
    it is CallStart ||
      it is CallEnd ||
      it is ConnectStart ||
      it is ConnectEnd ||

    val inetAddressList: List<InetAddress>,
  ) : CallEvent() {
    override fun closes(event: CallEvent): Boolean = event is DnsStart && call == event.call && domainName == event.domainName
  }

  data class ConnectStart(
    override val timestampNs: Long,
    override val call: Call,
    val inetSocketAddress: InetSocketAddress,
    val proxy: Proxy?,
  ) : CallEvent()

  data class ConnectEnd(

    logWithTime("dnsEnd: $inetAddressList")

    delegate.dnsEnd(call, domainName, inetAddressList)
  }

  override fun connectStart(
    call: Call,
    inetSocketAddress: InetSocketAddress,
    proxy: Proxy,
  ) {
    logWithTime("connectStart: $inetSocketAddress $proxy")

    delegate.connectStart(call, inetSocketAddress, proxy)
  }

  override fun secureConnectStart(call: Call) {
    logWithTime("secureConnectStart")

    domainName: String,
    inetAddressList: List<InetAddress>,
  ) = logEvent(DnsEnd(System.nanoTime(), call, domainName, inetAddressList))

  override fun connectStart(
    call: Call,
    inetSocketAddress: InetSocketAddress,
    proxy: Proxy,
  ) = logEvent(ConnectStart(System.nanoTime(), call, inetSocketAddress, proxy))

  override fun secureConnectStart(call: Call) = logEvent(SecureConnectStart(System.nanoTime(), call))

    // JDK 14
    // CallStart, ProxySelectStart, ProxySelectEnd, DnsStart, DnsEnd, ConnectStart, SecureConnectStart,
    // SecureConnectEnd, ConnectEnd, ConnectionAcquired, RequestHeadersStart, RequestHeadersEnd,
    // ResponseFailed, ConnectionReleased, CallFailed
    // JDK 8
    // CallStart, ProxySelectStart, ProxySelectEnd, DnsStart, DnsEnd, ConnectStart, SecureConnectStart,
    // ConnectFailed, CallFailed
    // Gradle - JDK 11

    @Override public void dnsEnd(Call call, String domainName, List<InetAddress> inetAddressList) {
      printEvent("dnsEnd");
    }

    @Override public void connectStart(
        Call call, InetSocketAddress inetSocketAddress, Proxy proxy) {
      printEvent("connectStart");
    }

    @Override public void secureConnectStart(Call call) {
      printEvent("secureConnectStart");
    }

0001 0.000 callStart
0002 https://www.nytimes.com/
0002 0.000 callStart
0002 0.010 dnsStart
0001 0.013 dnsStart
0001 0.022 dnsEnd
0002 0.019 dnsEnd
0001 0.028 connectStart
0002 0.025 connectStart
0002 0.072 secureConnectStart
0001 0.075 secureConnectStart
0001 0.386 secureConnectEnd
0002 0.390 secureConnectEnd
0002 0.400 connectEnd
0001 0.403 connectEnd
0002 0.401 connectionAcquired

      requestBody.close()
    }
    body.awaitSuccess()
    assertThat(listener.recordedEventTypes()).containsExactly(
      "CallStart", "ProxySelectStart", "ProxySelectEnd", "DnsStart", "DnsEnd", "ConnectStart",
      "SecureConnectStart", "SecureConnectEnd", "ConnectEnd", "ConnectionAcquired",
      "RequestHeadersStart", "RequestHeadersEnd", "RequestBodyStart", "ResponseHeadersStart",

 * Events are typically nested with this structure:
 *
 *  * call ([callStart], [callEnd], [callFailed])
 *    * proxy selection ([proxySelectStart], [proxySelectEnd])
 *    * dns ([dnsStart], [dnsEnd])
 *    * connect ([connectStart], [connectEnd], [connectFailed])
 *      * secure connect ([secureConnectStart], [secureConnectEnd])
 *    * connection held ([connectionAcquired], [connectionReleased])
 *      * request ([requestFailed])

 */
interface ConnectionUser {
  fun addPlanToCancel(connectPlan: ConnectPlan)

  fun removePlanToCancel(connectPlan: ConnectPlan)

  fun updateRouteDatabaseAfterSuccess(route: Route)

  fun connectStart(route: Route)

  fun secureConnectStart()

  fun secureConnectEnd(handshake: Handshake?)

  fun callConnectEnd(
    route: Route,
    protocol: Protocol?,
  )

  fun connectionConnectEnd(